@mixin m-scroll-styl {
  /* css3定义滚动条 */
  &::-webkit-scrollbar
  {
      width: 5px;
      height: 5px;
      background-color: #F5F5F5;
  }
  &::-webkit-scrollbar-track
  {
    box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
    border-radius: 10px;
    background-color: #F5F5F5;
  }
  /*定义滑块 内阴影+圆角*/
  &::-webkit-scrollbar-thumb {
    border-radius: 10px;
    box-shadow: inset 0 0 6px rgba(0,0,0,.3);
    background-color: #555;
  }
}
